name: Lint On Change

on:
  push:
    branches: [ master ]
  pull_request:
    branches: [ master ]

jobs:
  run-lint:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Set diff range
        id: diff
        run: |
          if [ "${{ github.event_name }}" = "pull_request" ]; then
            echo "DIFF_RANGE=${{ github.event.pull_request.base.sha }}...${{ github.sha }}" >> $GITHUB_ENV
          else
            echo "DIFF_RANGE=${{ github.event.before }}...${{ github.sha }}" >> $GITHUB_ENV
          fi

      - name: Fix non-printable Unicode spaces in changed text files
        run: |
          echo "Finding changed files in $DIFF_RANGE..."
          CHANGED_FILES=$(git diff --name-only $DIFF_RANGE)
          UNICODE_SPACES_REGEX=$'[\u00A0\u2002\u2003\u2007\u2008\u2009\u202F\u205F\u3000\u200B]'
          for file in $CHANGED_FILES; do
            if [ -f "$file" ]; then
              MIME_TYPE=$(file --mime-type -b "$file")
              if [[ "$MIME_TYPE" == text/* ]]; then
                echo "Fixing: $file"
                perl -CSD -pe "s/$UNICODE_SPACES_REGEX/ /g" "$file" > "$file.tmp" && mv "$file.tmp" "$file"
              else
                echo "Skipping non-text file: $file ($MIME_TYPE)"
              fi
            fi
          done

      - name: Run Super Linter
        uses: super-linter/super-linter/slim@main
        continue-on-error: true
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          VALIDATE_ALL_CODEBASE: false
          VALIDATE_CHECKOV: false
          VALIDATE_PYTHON_PYLINT: false
          VALIDATE_JSCPD: false
          VALIDATE_NATURAL_LANGUAGE: false
          FILTER_REGEX_EXCLUDE: .github/workflows/.*
          FIX_ENV: true
          FIX_HTML_PRETTIER: true
          FIX_SHELL_SHFMT: true
          FIX_YAML_PRETTIER: true
          FIX_JSON: true
          FIX_JSON_PRETTIER: true
          FIX_MARKDOWN: true
          FIX_MARKDOWN_PRETTIER: true
          FIX_PYTHON_BLACK: true
          FIX_PYTHON_ISORT: true
          FIX_PYTHON_RUFF: true

      - name: Remove Super-Linter output (prevent checkout conflict)
        run: sudo rm -rf super-linter-output/

      - name: Commit if needed
        uses: EndBug/add-and-commit@v9
        with:
          commit: -u
          message: "GitHub bot: fix linting issues (nobuild)"
          default_author: github_actions
          pull: --rebase --autostash
          fetch: --tags --force
